"The Elder Things have such a lethal weapon that they haven't used yet? Why didn't she use it previously?"
Mag sat on the griffin as he looked at the giant mushroom cloud that rose up afar. The vibrations on the ground made the ice sheets hundreds of kilometers away shake violently too.
Mag felt that such an explosion was indeed compatible with that mushroom cloud.
This was the second battleship that suddenly appeared today. At that moment, he deemed it to be the Elder Things' reinforcement that Xi invited to help.
Moreover, this powerful reinforcement had even brought along an Elder Things' lethal weapon to take out Cthulhu directly.
Speaking of it, the Elder Things might have been around since ancient times and they developed as a whole unit. They developed their technology and had advanced weapons like battleships.
He could look forward to them killing Cthulhu, who had been sealed since the ancient times, if they bumped into it again.